Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 15.40
Milk (kg) -419.00 -0.014 5.87
Fat (kg) -8.72 -0.375 3.27
Prot (kg) -14.20 -0.441 6.27
Fertility Sub Index 9.20
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 2.70 1.117 3.02
Calving Sub Index -0.99
Gestation Length (days) 1.08 -0.919 -0.99
Beef Sub Index 2.46
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 29.32

* Based on an €80/tonne carbon price